Suwanarak, K. (2019). Use of Learning Strategies and their Effects on English Language Learning of Thai Adult Learners. 3L: Languages, Linguistics, Literature, Vol. 25 No.4, p. 22-120 (in Scimago Index, Quartile 1).
Suwanarak, K. (2018). Self-Evaluation of Thai Adult Learners in English Writing Practice. 3L: Languages, Linguistics, Literature, Vol.24 No.2, p. 95-111 (in Scimago Index, Quartile 1).
Sawangwan, S. and Suwanarak, K. (2018). Issues towards Learning English with Multimedia Computer-Assisted English Writing. The International Journal of the Computer, the Internet and Management (IJCIM), Vol.26 No.1, p. 71-76.
Promtara, N. and Suwanarak, K. (2018). Thai Students and Teachers’ Perceptions of Learning and Teaching English through the Communicative Language Teaching Approach. NIDA Journal of Language and Communication, Vol.23 No.33 (January–June), p. 23-44.
Suwanarak, K. (2017). English Reading and Writing Integration: A thinking skill approach. Bangkok: Chula Press.
Cheewasukthaworn, K. and Suwanarak, K. (2017). Exploring Thai EFL Teachers’ Perceptions of How Intercultural Communicative Competence is Important for Their Students. PASAA Journal, Vol. 54 (July-December), p. 177-204.
Junthathira, S. and Suwanarak, K. (2017). Perceived Problems and Needs of English Usage at Work of Local Caddies. NIDA Journal of Language and Communication, Vol.22 No.31 (May-August), p. 42-54.
Thongsonkleeb, K. and Suwanarak, K. (2017). Students Perceptions towards the Roles of Local English Language Tutors and Problems of Learning English in Preparation for the AEC. NIDA Journal of Language and Communication, Vol.22 No.30 (January-April), p. 1-14.
Suwanarak, K. (2015). Learning English as Thai Adult Learners: An insight into experience in using learning strategies. English Language Teaching, Vol.8 No.12, p. 144-157 (in Scimago Index, Quartile 2).
Suwanarak, K. (2013). Relationships among Beliefs, Learning Strategies, and Achievement in Learning English of Thai Graduate Students in a Public University. ABAC Journal, Vol.33 No.1, p. 20-37.
Suwanarak, K. (2013). Bilingual Learning and its Effects on Students’ Communicative Competence. Proceedings of the International Conference on Language and Communication 2013: Innovative Inquiries and Emerging Paradigms in Language, Media and Communication, p. 179-189.
Suwanarak, K. and Phothongsunan, S. (2011). Native and Non-native Dichotomy: Distinctive stances of Thai teachers of English. ABAC Journal, Vol.28 No.2, p. 20-30.
Suwanarak, K. (2011). Success and Failure of EFL Postgraduate Students. Proceedings of The 3rd International Conference on Language and Communication: Interdisciplinary Discourse in Language and Communication (15-16 December 2011), p. 357-366.